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wwwserban9281
18.10.2020 •
Mathematics
Factor the following expression completely. 4b^8-61b^4+225
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Ответ:
Ответ:
Polygon FGHIJ is the result of the rotation of ABCDE.
A = F ⇒ 117°
B = G ⇒ 90°
C = H ⇒ 127°
D = I ⇒ 90°
E = J ⇒ 117°
The measure of angle BCD remains the same because the rotation involves the whole polygon. Thus, it is still 127°
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